155538760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{299113}}^1$

素因数の和:299137

約数の個数: 32

約数和(自身を含む): 376883640

約数和(自身を除く): 221344880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 299113, 598226, 1196452, 1495565, 2392904, 2991130, 3888469, 5982260, 7776938, 11964520, 15553876, 19442345, 31107752, 38884690, 77769380, 155538760]

約数ペア:

[(1, 155538760), (2, 77769380), (4, 38884690), (5, 31107752), (8, 19442345), (10, 15553876), (13, 11964520), (20, 7776938), (26, 5982260), (40, 3888469), (52, 2991130), (65, 2392904), (104, 1495565), (130, 1196452), (260, 598226), (520, 299113)]